340899072 has 36 divisors (see below), whose sum is σ = 907290720. Its totient is φ = 113632768.

The previous prime is 340899071. The next prime is 340899107. The reversal of 340899072 is 270998043.

It is a super-2 number, since 2×340899072² = 232424354580922368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340899071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221172 + ... + 222707.

It is an arithmetic number, because the mean of its divisors is an integer number (25202520).

Almost surely, 2^340899072 is an apocalyptic number.

340899072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

340899072 is an abundant number, since it is smaller than the sum of its proper divisors (566391648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340899072 is an equidigital number, since it uses as much as digits as its factorization.

340899072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443898 (or 443884 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 340899072 is about 18463.4523315657. The cubic root of 340899072 is about 698.5678692794.

The spelling of 340899072 in words is "three hundred forty million, eight hundred ninety-nine thousand, seventy-two".